Namesakes

Indian Sultans and Emperors: 2 sultans
Sultan Nasir ud-Din Mahmud   1246-1266  
Sultan Nasir ud-Din Mahmud Shah Tughluq   1394-1412  
Islamic Caliphs: 2 caliphs
Caliph Mahmud I   1730-1754   Ottoman  
Caliph Mahmud II   1808-1839   Ottoman  
Ottoman Sultans: 2 sultans
Sultan Mahmud I   1730-1754  
Sultan Mahmud II   1808-1839